OpenDNSSEC-signer 1.3.0rc3
/build/buildd2-opendnssec_1.3.0~rc3-1-mips-lpJjcT/opendnssec-1.3.0~rc3/signer/src/shared/util.h
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00001 /*
00002  * $Id: util.h 5227 2011-06-12 08:51:24Z jakob $
00003  *
00004  * Copyright (c) 2009 NLNet Labs. All rights reserved.
00005  *
00006  * Redistribution and use in source and binary forms, with or without
00007  * modification, are permitted provided that the following conditions
00008  * are met:
00009  * 1. Redistributions of source code must retain the above copyright
00010  *    notice, this list of conditions and the following disclaimer.
00011  * 2. Redistributions in binary form must reproduce the above copyright
00012  *    notice, this list of conditions and the following disclaimer in the
00013  *    documentation and/or other materials provided with the distribution.
00014  *
00015  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
00016  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
00017  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00018  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
00019  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00020  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
00021  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
00022  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
00023  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
00024  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
00025  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00026  *
00027  */
00028 
00034 #ifndef UTIL_UTIL_H
00035 #define UTIL_UTIL_H
00036 
00037 #include "config.h"
00038 
00039 #ifdef HAVE_SYS_TYPES_H
00040 # include <sys/types.h>
00041 #endif
00042 #ifdef HAVE_UNISTD_H
00043 # include <unistd.h>
00044 #endif
00045 
00046 #include <ldns/ldns.h>
00047 
00048 #define SE_SOA_RDATA_SERIAL  2
00049 #define SE_SOA_RDATA_MINIMUM 6
00050 
00051 /* copycode: This define is taken from BIND9 */
00052 #define DNS_SERIAL_GT(a, b) ((int)(((a) - (b)) & 0xFFFFFFFF) > 0)
00053 
00060 int util_is_dnssec_rr(ldns_rr* rr);
00061 
00069 int util_soa_compare(ldns_rr* rr1, ldns_rr* rr2);
00070 
00079 ldns_status util_dnssec_rrs_compare(ldns_rr* rr1, ldns_rr* rr2, int* cmp);
00080 
00088 ldns_status util_dnssec_rrs_add_rr(ldns_dnssec_rrs *rrs, ldns_rr *rr);
00089 
00097 int util_write_pidfile(const char* pidfile, pid_t pid);
00098 
00099 #endif /* UTIL_UTIL_H */